<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <script>

        function add(x,y){
            console.log(x+y)
        }

        add(2,5)
        add(45,23)
        add(100,200)
        add(1,9)

    </script>


</body>
</html>